ATO 2020 – First 40 Speakers Announced!

As we've said from the very beginning in 2013, content is at the core of what makes a conference successful and remains the primary driver of attendance and participation. And people deliver content.

We're proud to announce the first 40 speakers for 2020 and we're extremely grateful they've decided to join us. It's a diverse group of superstars doing amazing things in the open source/tech/web space and each is sure to deliver a ton of value to attendees.

Without further ado ...


VP of Developer Experience, Netlify

Sarah Drasner is an award-winning Speaker, VP of Developer Experience at Netlify, Vue core team member, and Staff Writer at CSS-Tricks. Sarah is formerly Principal Lead of Emerging Markets, Cloud Advocates at Microsoft and Manager of UX & Engineering at Trulia/Zillow Group. She’s the author of SVG Animations from O’Reilly and has given Frontend Masters workshops. Sarah is a co-organizer of ConcatenateConf, a free conference for Nigerian and Kenyan developers. Sarah is also the co-founder of Web Animation Workshops with Val Head. She has worked for 15 years as a web developer, and at points worked as a Scientific Illustrator and a Professor in the Greek Islands.


Principle Cloud Advocate, Microsoft

John Papa is a dedicated father and husband, a professional Web Developer, and avid OSS and community advocate. He currently is a Cloud Advocate for Microsoft and has formerly worked for Disney on several web and mobile applications that you may have used. His passions are coding and teaching modern web technologies and enjoying everything Disney with his family. John is a co-host of the Real Talk JavaScript podcast, author of the Angular Style Guide, and many popular Pluralsight courses.


Senior Developer Advocate, Applitools

Angie Jones is a Senior Developer Advocate who specializes in test automation strategies and techniques. She shares her wealth of knowledge by speaking and teaching at software conferences all over the world, writing tutorials and technical articles on, and leading the online learning platform, Test Automation University.


Head of Open Source Development, G-Research

Alex enjoys building motivated and effective engineering organizations. Whether at a large international company or a small local startup, he cares about how we create products just as much as what those products actually are.


Executive Director, Ushahidi Inc

Angela Oduor Lungati is a technologist, community builder and an open source software advocate. She is passionate about building and using appropriate technology tools to create impact in lives of marginalised groups.


Open-source & start-up enthusiast


Principal Frontend Engineer, Stitch Fix

Ben is a Christian, husband, and father of 3, with 15 years of professional experience developing user interfaces for the Web. He currently is a Principal Frontend Engineer at Stitch Fix on their Frontend Platform team, architecting their Design System. Ben also is a Google Developer Expert, Microsoft MVP, and enjoys playing basketball, DIY, watching movies, and tweeting (@benmvp) / blogging ( about his experiences with new web technologies.


Developer Advocate, GitHub

Brian Douglas is a Developer Advocate at GitHub where he works on increasing use of the GitHub’s platform specific features through technical content and examples. In the past he’s lead Developer Advocacy at Netlify, where he built a deep well of content, spearheaded efforts towards a GraphQL API, and delivered over 40 talks and workshops across the US.


Open Source Programs Manager, Microsoft

Carol is a Senior Program Manager in the Open Source Programs Office at Microsoft. She has worked in FOSS for over 10 years, and managed Google Summer of Code for 6 years. She has previously worked at GitHub and is an emeritus board director of the Open Source Initiative. She has a degree in photojournalism and is a horseback rider and powerlifter.


Director of Community, Open-Source Team, G-Research

Caterina has been involved in the P2P, blockchain, and open-source ecosystem since late 2013, educating and introducing non-technical audiences to peer-to-peer tools and OSS projects.


VP of Special Initiatives, NearForm

Danese Cooper has been an outspoken Free and Open Source Software activist for more than 20 years. Over that time she has consistently worked for the health and welfare of the FOSS movement at jobs such as CTO of Wikipedia, Chief Open Source Evangelist (and founder of the first OSPO) for Sun, Senior Director of Open Source Strategy for Intel, and Board Member with the Drupal Association, the Open Hardware Foundation and the Open Source Initiative. Five years ago while running PayPal's OSPO, Danese started thinking, talking, and writing about InnerSource as the logical next step to sustain the FOSS movement. Today Danese is VP of Special Initiatives at NearForm, Ltd., an Irish software consultancy and creator of the widely acclaimed Irish COVID Tracing App. NearForm normally specializes in bespoke coding and capability building for organizations looking to modernize their practices.


Lead Developer, Paravel

Dave Rupert is lead developer at Paravel and co-host ShopTalk, an award-winning sound effects podcast that also covers web development. He is a purveyor of tiny jQueries and co-creator of the Accessibility Project, an open source initiative to make web accessibility easier. He’s a dad to two wonderful kids and lives in Austin, TX.


Senior Developer Advocate, Okta

David is a family man, musician, illustrator, software developer, and Microsoft MVP living in North Georgia. He is currently a Senior Developer Advocate for Okta, runs on a high-octane mixture of caffeine and JavaScript, and is made entirely of bacon.


Senior Infrastructure and End User Experience and Services Manager, IT, Duke University School of Law

Dr. Rochelle Newton is a senior Information Technology (IT) Manager for Duke University School of Law. She holds a doctorate in Higher Education with a concentration in Leadership. Dr. Newton has worked in IT since 1977 in both the private and public sectors. As technology has evolved, she has developed an inquisitive perspective of technology at the intersection of education and race.


Chief Information Officer, North Studio

Dr. Shallon Elizabeth Brown has been in software engineering for over 20 years, and has specifically worked in Drupal since 2007 on Drupal Core 5. She recently completed her Doctorate in Information Systems Engineering, where she graduated at the top of her class with a 4.0 GPA, becoming the youngest person to ever obtain such a degree from her department, and the first African American woman in the world to publish a manuscript on open source technology. Her manuscript, titled “Motivations in Open Source: A Quantitative Study on Drupal in Academia,” was the first doctoral manuscript in the world to ever be published on Drupal at the time of publication.


Head of Open Source, Indeed

Duane O’Brien is the Head of Open Source at, the world’s #1 jobs site. He is passionate about helping companies responsibly participate in the open source community. He is the creator of the FOSS Contributor Fund, a program that enables open source contributors to direct financial support to free and open source software used by their employers.


Software Engineer, Interswitch Group

Edidiong Asikpo is a software engineer from Akwa Ibom, Nigeria. She is a passionate professional with multi-faceted skills and experience spanning across Software Engineering, Developer Relations, community building, technical writing, and Open Source contributions. She is a strong advocate of sensitizing people, especially women about the importance of starting a career in Technology. This passion has led her to play a major part in building communities such as Developer Circle Uyo from Facebook, She Code Africa, and Women Will. She is an eloquent writer, speaker, and communicator with a keen interest in making open Source contributions and inspiring the next generation.


Developer Advocate, IBM

Elizabeth K. Joseph is a Linux systems administrator turned developer advocate for IBM Z where she works with the community to explore Linux workloads on mainframes. She has previously worked on distributed systems, including OpenStack and Apache Mesos, and has written books on Ubuntu and OpenStack. She is a regular speaker and keynoter at open source conferences around the world.


Chief Operating Officer, GitHub

Erica Brescia is GitHub’s Chief Operating Officer, where she leads the business development, support, workplace, and the international expansion strategy teams. Prior to joining GitHub, she was the COO and co-founder of Bitnami, where she was instrumental in leading the team's business development efforts with all of the leading cloud platform providers. Erica’s leadership in the technology space extends to serving on the board of directors of the Linux Foundation, as well as being an Investment Partner in X Factor Ventures, which empowers female-led businesses to succeed.


WordPress Community and Partnerships Manager, SiteGround

Francesca is the WordPress Community & Partnerships Manager at SiteGround, one of the largest independent web hosting companies where the quality of service stands above it all. Francesca is also part of the global WordPress Community Team and co-led the release of 5.3 and 5.4. She is serving as the Core Team global representative and she is mentoring other women to get involved in making WordPress.


Executive Director, OASIS Open

Guy Martin, the OASIS Executive Director, is responsible for the organization’s overall operation, in addition to helping define its cohesive strategies and policies to deliver the best value to its members. He works closely with OASIS staff and the Board of Directors to help the organization realize the tremendous advantage in integrating the best of open standards and open source communities.


CEO and Co-Founder, Veue

Hampton Lintorn Catlin CEO and Co-Founder of Veue– a top secret video streaming startup. Until recently, he was VP of Engineering for Rent the Runway, the fashion unicorn startup– and formerly CTO of Moovweb. He's probably best known also as the inventor of the Sass CSS language and the creation of one of the earliest and most popular mobile applications and websites: Wikipedia Mobile.


Marketing Lead, The Document Foundation/LibreOffice Project

Italo Vignoli is a founding member of The Document Foundation, an Open Source Initiative (OSI) board member, and co-chair of the ODF Advocacy Open Project at OASIS. He co-leads LibreOffice marketing, PR and media relations, co-chairs the certification program, and is a spokesman for the project.


Open Source Strategist

Jacob Green is an open source strategist, community organizer, and distributed systems builder from Baltimore. Passionate about cites, citizens and Open Source, he works with institutions like the City of Paris and Johns Hopkins University, to build impactful new organizational structures, achieve their policy goals, and establish innovative cooperation between government, industry, and academic institutions around Open Source.


Senior Solutions Architect, Advance Auto Parts

Jean-Georges Perrin "jgp” is a senior solutions architect working for Advance Auto Parts and the author of Spark in Action, 2nd edition (Manning). He is passionate about software engineering and all things data, small and big data. His latest endeavors bring to more and more data engineering, data governance, and, his favorite theme, the industrialization of data science. He is proud to have been the first in France to be recognized as an IBM Champion and to have been awarded the honor for his 12th consecutive year. Jean-Georges shares his more than 25 years of experience in the IT industry as a presenter and participant at conferences and through publishing articles in print and online media.


Open Source Program Office, Uber

Jim Jagielski is a well-known and acknowledged expert and visionary in open source, an accomplished coder, and frequent engaging presenter on all things open, web, and cloud related. As a developer, he’s made substantial code contributions to just about every core technology behind the internet and web and in 2012 was awarded the O’Reilly Open Source Award. In 2015, he received the Innovation Luminary Award from the EU. He is likely best known as one of the developers and cofounders of the Apache Software Foundation, where he has previously served as both chairman and president and where he’s been on the board of directors since day one. He’s served as president of the Outercurve Foundation and was also a director of the Open Source Initiative (OSI). He works at Uber in their Open Source Program Office. He credits his wife Eileen with keeping him sane.


Full Stack Engineer, Clause

A Full Stack Engineer with a smart legal contract platform company in New York City, and a maintainer of the Accord Project, an open source project in the same vein. Coming to the industry with perspectives from careers in three different fields in the past, Jolene is interested in creating sophisticated systems with code and design.


Founder, Jono Bacon Consulting

Jono Bacon is a leading community and collaboration speaker, author, and podcaster. He is the founder of Jono Bacon Consulting which provides community strategy/execution, workflow, and other services. He previously served as director of community at GitHub, Canonical, XPRIZE, and OpenAdvantage. His clients include Huawei, GitLab, Microsoft, Intel, Google, Sony Mobile, Deutsche Bank, Santander, HackerOne, Mattermost, SAP, FINOS Foundation, The Executive Center,, Creative Commons, and others. He is the author of ‘People Powered: How communities can supercharge your business, brand, and teams’ and The Art of Community, a columnist for Forbes and, founder of the Community Leadership Summit, founder of Conversations With Bacon, and co-founder of Bad Voltage. He is an advisor to AlienVault, Moltin,, Mycroft, Open Networking Foundation, and Open Cloud Consortium.


Senior Open Source Strategist, Salesforce + OSI

Josh Simmons is President of the Open Source Initiative (OSI) and a Senior Open Source Strategist at Salesforce. A community strategist, open source advocate, and dusty-foot philosopher, he's a frequent traveler promoting free and open source software, inclusive community building, and teaching aspiring and junior developers how to learn by contributing to open source. Previously, he was an open source program manager at Google, a community manager at O’Reilly, a freelance web developer, a startup CEO, and a volunteer community organizer in rural Sonoma County, California.


Director, Open Source Governance, Fidelity Investments

Modernizing open collaboration to decrease bureaucracy, increase compliance, and generally improve the developer experience. This includes tools to expedite analysis of work, but critically education around helping our development teams make informed and accountable decisions.


Head of Open Source & Developer Relations, Facebook

Kathy Kam is the head of Open Source at Facebook, where she leads all the OS strategy and execution for Facebook. In addition, she is a recognized expert in API design where she led design on W3C’s CSS Grid. Prior to Facebook, Kathy was at Google, where she was responsible for the Android Developer Platform team. She was also previously at Microsoft where she was the lead Product Manager, launching multiple developer platforms. Kathy has a B.S. in Computer Engineering and Mathematics from University of Michigan, Ann Arbor.


CEO, HackerOne

Marten Mickos is the CEO of HackerOne. Previously, Marten served as CEO at Eucalyptus, a cloud software company acquired by HP where he then served as the SVP of the cloud division. Before that, he was CEO of MySQL, an open-source database company acquired by Sun Microsystems for $1 billion in 2008. At Sun he served as SVP of the database division.


Head, Comcast Open Source Program Office, Comcast

Nithya A. Ruff is the Head of Comcast’s Open Source Program Office. She is responsible for growing Open Source culture inside of Comcast and engagement with external communities. Nithya has been director-at-large on the Linux Foundation Board for the last 3 years and was recently elected to be Chair of the Linux Foundation Board. She looks forward to advancing the mission of the Linux Foundation around building sustainable ecosystems built on open collaboration to accelerate technology development and industry adoption. She has been a passionate advocate and a speaker for opening doors to new people in Open Source for many years. Nithya graduated with an MS in Computer Science from NDSU and an MBA from the University of Rochester, Simon Business School.


CEO, Percona

Peter Zaitsev is the co-founder and CEO of Percona, a provider of open-source enterprise-class MySQL, MongoDB, MariaDB and PostgreSQL software, solutions, and services. Co-author of High Performance MySQL: Optimization, Backups, and Replication, and the ebook Practical MySQL Performance Optimization, Zaitsev blogs regularly on the Percona Database Performance Blog and speaks frequently at conferences worldwide. Peter lives in North Carolina with his wife and two children and enjoys travel and spending time outdoors.


Head of Open Source, Spotify

As Head of Open Source at Spotify and member of the TODO Group Steering Committee, Remy helps contributors work together to use their powers for good.


Developer Advocate, IBM

Saishruthi Swaminathan is a developer advocate and data scientist in the IBM CODAIT team, whose main focus is to democratize data and AI through open source technologies. Her passion is to dive deep into the ocean of data, extract insights, and use AI for social good. Previously, she worked as a software developer. On a mission to spread the knowledge and experience, she acquired in her learning process. She also leads education for rural children initiative and organizing meetups focusing on women empowerment. She has a masters in electrical engineering, specializing in data science and a bachelor’s degree in electronics and instrumentation.


Software Engineer, Director of Engineering, Two Sigma, NumFOCUS

Sam is a software engineer at New York City based quant hedge fund Two Sigma, developing AI and Machine Learning based applications and services. As Director of Engineering for NumFOCUS throughout 2019, Sam worked with popular open-source data science projects such as pandas, NumPy, and Jupyter to improve long-term sustainability and better engage a more diverse contributor base.


Developer Advocate

Shedrack Akintayo is a Developer Advocate and Software Developer from Lagos, Nigeria, who has love for community building, open source, creating content and software for the next billion users. As a technical writer and speaker, he shares his knowledge about JavaScript, React, and building APIs. Shedrack is passionate about learning, growing and he helps local developer communities to plan and organise events.


Engineer, Oxide Computer Company

Steve is on the core team of the Rust programming language, and works at Oxide Computer. He's been contributing to open source for the past decade.


Dell Technologies Fellow, Dell Technologies

Steve Todd is the Vice President of Data Innovation and Strategy in the Dell Technologies Office of the CTO. He is a long-time investor in high tech, having filed over 300 patent applications with the USPTO, and his innovations and inventions have generated tens of billions of dollars in global customer purchases. Steve actively researches the value of data and is currently the Head of the Data Office focused on extracting new forms of value from internal data assets. Most recently, Steve co-founded and launched Project Alvarium, an open-source research platform for valuing trustworthy data in a data confidence fabric (DCF). Steve is a Dell Technologies’ Fellow with Bachelor’s and Master’s Degrees in Computer Science from the University of New Hampshire.


Tim Nugent pretends to be a mobile app developer, game designer, tools builder, researcher, and tech author. When he isn’t busy avoiding being found out as a fraud, Tim spends most of his time designing and creating little apps and games he won’t let anyone see. He also spent a disproportionately long time writing his tiny little bio, most of which was taken up trying to stick a witty sci-fi reference in…before he simply gave up. He’s recently wrote Practical Artificial Intelligence with Swift for O’Reilly and built a game for a power transmission company about a naughty quoll. (A quoll is an Australian animal.)


Lead Software Engineer, Capital One

Lead software engineer for API Gateway platform @ Capital One